Here’s what you’ll learn when you read this story: For 65 years of human spaceflight, rockets ferrying astronauts to the stars have all had bell-shaped nozzles specifically designed to produce enough ...

The aerospace startup Aspire is designing a fully reusable rocket that could make launches cheaper. It might just beat Elon ...

Whether the German V-2 rocket, NASA’s legendary Saturn V, or SpaceX’s Falcon Heavy, all rocket engines share a common attribute: their exhaust nozzles are shaped like bells. The geometry of this ...

AI is one of the most misused tools in modern technology, which is why whenever I see it doing something actually useful and cool I like to point at it and loudly scream "More like this, please!". In ...

The aerospike engine holds great promise for spaceflight, but for various reasons, has remained slightly out of reach for decades. But thanks to Leap 71, the technology has moved one step closer to a ...

Add Yahoo as a preferred source to see more of our stories on Google. Interestingly, the rocket engine was created entirely by an advanced artificial intelligence system. LEAP 71’s “Noyron,” a ...

There are essentially three parameters preventing the proliferation of space travel outside of the purview of trained astronauts and a handful of ultra-wealthy space tourists. Of course, those would ...

Ars Technica has been separating the signal from the noise for over 25 years. With our unique combination of technical savvy and wide-ranging interest in the technological arts and sciences, Ars is ...

Germany’s armed forces have commissioned Bremen-based startup Polaris to develop a two-stage, fully reusable hypersonic space plane — and given the team just three years to build it. Dubbed Aurora, ...